CN103247145A - Fastener slipping monitoring and early warning device for fastener-type steel tube formwork - Google Patents
Fastener slipping monitoring and early warning device for fastener-type steel tube formwork Download PDFInfo
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- CN103247145A CN103247145A CN2013101438856A CN201310143885A CN103247145A CN 103247145 A CN103247145 A CN 103247145A CN 2013101438856 A CN2013101438856 A CN 2013101438856A CN 201310143885 A CN201310143885 A CN 201310143885A CN 103247145 A CN103247145 A CN 103247145A
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Abstract
The invention discloses a fastener slipping monitoring and early warning device for a fastener-type steel tube formwork, which comprises a warning structure and a triggering structure both positioned on a support, wherein the warning structure comprises two elastic wafers arranged symmetrically, and heads of the two elastic wafers are touched; the tail part of one elastic wafer is sequentially connected with a power supply, a siren and the tail part of the other elastic wafer through wires to form a warning return circuit; the trigger structure is a rocker arm with the middle part hinged and positioned on the support, and the rocker arm is made of an insulating material; the head part of the rocker arm is a detection end; and the tail part of the rocker arm is clamped at the middle part of the heads of the two elastic wafers to separate the two elastic wafers. The fastener slipping monitoring and early warning device is arranged below fasteners for connecting steel tubes, so that the early warning device sends out a red light signal as soon as the fasteners slip or sink, constructors can be timely reminded to stop working and maintain the steel tube formwork, occurrence of steel tube formwork collapse is effectively avoided, and life safety of the constructors is ensured.
Description
Technical field
The present invention relates to a kind of prior-warning device, be specially a kind of fastener type steel pipe support for shuttering fastener slippage monitoring and warning device.
Background technology
In the middle of the construction of modern architecture, template and support thereof the preparation of construction that is absolutely necessary, it is simple in structure, is easy to construction, is widely used in the reinforced concrete main structure construction.Formwork bracing system when mounted, by fastener structures crisscross the coupling together of steel pipe, in the work progress, by fastener the dead load on top and dynamic load are passed to vertical rod, if the fatigue wear because of misoperation or fastener itself, cause fastener displacement or come off, and cause that chain reaction causes formwork bracing system to cave in, serious industrial accident occurs.So the security of fastener is most important for whole formwork bracing system, and we are in work progress, and fastener is generally all below template, and the visible light below the template is fewer, and generally also difficult discovery of slippage appears in fastener.
Summary of the invention
At the problems referred to above, the present invention has designed a kind of fastener type steel pipe support for shuttering fastener slippage safety monitoring prior-warning device, this prior-warning device is arranged on the fastener below that connects steel pipe, in case the situation that the fastener slippage is sunk occurs, prior-warning device will send red signal, under the template of dark, the observer can be very easy to find signal lamp, can in time remind the constructor to stop operation and carry out the maintenance of support for shuttering, effectively avoid the cave in generation of phenomenon of support for shuttering, guarantee constructor's life security.
For achieving the above object, the present invention is by the following technical solutions:
A kind of fastener type steel pipe support for shuttering fastener slippage monitoring and warning device is characterized in that: comprise the warning structure that is positioned on the support and trigger structure; Described warning structure comprises the elastic contact blade that two symmetrically arranged heads can touch, and one of them elastic contact blade afterbody connects power supply, alarm and another elastic contact blade afterbody in regular turn by lead and forms alarm circuit; Described triggering structure is the hinged rocking arm that is made of insulating material that is positioned on the support in a middle part, and the head of rocking arm is end of probe, and the afterbody of rocking arm snaps in the middle of the head of two described elastic contact blades and two elastic contact blades are separated.
Further, above-mentioned support is installed on the steel pipe of support for shuttering by a location device.
Further, above-mentioned locating device is one armful of ring type VELCRO structure.
Further, above-mentioned alarm is alarm bell or flashing lamp.
In use, this prior-warning device is installed on the support for shuttering steel pipe by locating device, and the head end of probe of rocking arm in the prior-warning device and the downside of fastener are offseted, the afterbody of rocking arm snapped in the head centre of two described elastic contact blades and two elastic contact blades was separated fully this moment, the loop of warning structure is in off-state, and alarm is not worked.
In the middle of using, in case the generation fastener sinks to being shifted or comes off, will press down the head end of probe of rocking arm, the pin joint at the relative middle part of whole rocking arm this moment rotates, and then the afterbody of rocking arm is skidded off between two elastic contact blades, two elastic contact blade heads under the effect of self restoring force in contracting and touching mutually, make the loop conducting of whole warning structure, alarm sends early warning signal, remind constructor's support for shuttering to go wrong, need stop operation and carry out the maintenance of support for shuttering, can effectively avoid the cave in generation of phenomenon of support for shuttering, guarantee constructor's life security.
Description of drawings
Fig. 1, structural representation of the present invention;
Fig. 2, rocking arm afterbody of the present invention snap in the connection diagram between the two elastic contact blade heads;
Fig. 3, the present invention scheme of installation on support for shuttering;
Structural representation after Fig. 4, warning device of the present invention trigger.
Embodiment
As shown in Figure 1, a kind of fastener type steel pipe support for shuttering fastener slippage monitoring and warning device comprises the warning structure that is positioned on the support 1 and triggers structure.
Described warning structure comprises the elastic contact blade 21,22 that two symmetrically arranged heads can touch, and wherein elastic contact blade 21 afterbodys connect power supply 23, alarm 24 and another elastic contact blade 22 afterbodys in regular turn by lead and form alarm circuit.
Described triggering structure is the hinged rocking arm 3 that is made of insulating material that is positioned on the support 1 in a middle part; the head of rocking arm 3 is end of probe 31; afterbody 32 of rocking arm 3 snaps in the middle of two described elastic contact blades 21,22 the head and two elastic contact blades 21,22 are separated, and its structure as shown in Figure 2.
For realizing the location of warning device on support for shuttering steel pipe 4, described support 1 is installed on the steel pipe 4 of support for shuttering by a location device.At this, be the steel pipe (steel pipe can produce wearing and tearing in repeating work progress, cause external diameter to diminish) of reply various outer diameter size, in the present embodiment, locating device is one armful of ring type VELCRO structure 5, and it can adjust easy and simple to handle and good positioning effect according to steel pipe 4 sizes of reality in good time.In practice, also can adopt other locating device as required, as long as can possess the adjustable structure in aperture, location.
In use, this prior-warning device is installed on the support for shuttering steel pipe 4 by embracing ring type VELCRO structure 5, its structure as shown in Figure 2, and the head end of probe 31 of rocking arm 3 in the prior-warning device and the downside of fastener 6 are offseted, the afterbody 32 of rocking arm 3 snapped in the middle of two described elastic contact blades 21,22 the head and two elastic contact blades 21,22 was separated fully this moment, the loop of warning structure is in off-state, and alarm 24 is not worked.
In the middle of using, in case generation fastener 6 sinks to being shifted or comes off, will press down the head end of probe 31 of rocking arm 3, this moment, the pin joint at whole rocking arm 3 relative middle parts rotated, and then the afterbody 32 that makes rocking arm is from two elastic contact blades 21, skid off between 22, two elastic contact blades 21,22 heads under the effect of self restoring force in contracting and touching mutually, make the loop conducting of whole warning structure, its structure as shown in Figure 4, alarm 24 sends early warning signal, reminds constructor's support for shuttering to go wrong, and need stop operation and carry out the maintenance of support for shuttering, can effectively avoid the cave in generation of phenomenon of support for shuttering, guarantee constructor's life security.
In above structure, alarm 24 can be alarm bell or flashing lamp, but considers that in the work progress, noise is bigger, and the sound of alarm bell can be subjected to very big influence, adopts the caution effect meeting of flashing lamp better.
Prior-warning device of the present invention is not only applicable to the safety monitoring of above-mentioned support for shuttering, and the safety monitoring that is equally applicable on the similar devices such as framing scaffold is used.
The above, it only is preferred embodiments of the present invention, be not that any pro forma restriction is done in invention, every foundation know-why of the present invention still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations or modification that above embodiment does.
Claims (4)
1. a fastener type steel pipe support for shuttering fastener slippage monitoring and warning device is characterized in that: comprise the warning structure that is positioned on the support and trigger structure; Described warning structure comprises the elastic contact blade that two symmetrically arranged heads can touch, and one of them elastic contact blade afterbody connects power supply, alarm and another elastic contact blade afterbody in regular turn by lead and forms alarm circuit; Described triggering structure is the hinged rocking arm that is made of insulating material that is positioned on the support in a middle part, and the head of rocking arm is end of probe, and the afterbody of rocking arm snaps in the middle of the head of two described elastic contact blades and two elastic contact blades are separated.
2. prior-warning device as claimed in claim 1 is characterized in that: described support is installed on the steel pipe of support for shuttering by a location device.
3. prior-warning device as claimed in claim 2, it is characterized in that: described locating device is one armful of ring type VELCRO structure.
4. as the described prior-warning device of the arbitrary claim of claim 1-3, it is characterized in that: described alarm is alarm bell or flashing lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310143885.6A CN103247145B (en) | 2013-04-24 | 2013-04-24 | Fastener slipping monitoring and early warning device for fastener-type steel tube formwork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310143885.6A CN103247145B (en) | 2013-04-24 | 2013-04-24 | Fastener slipping monitoring and early warning device for fastener-type steel tube formwork |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103247145A true CN103247145A (en) | 2013-08-14 |
| CN103247145B CN103247145B (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310143885.6A Expired - Fee Related CN103247145B (en) | 2013-04-24 | 2013-04-24 | Fastener slipping monitoring and early warning device for fastener-type steel tube formwork |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106705831A (en) * | 2017-03-15 | 2017-05-24 | 山西建筑工程有限公司 | Monitoring formwork system deformation device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US3982867A (en) * | 1974-12-06 | 1976-09-28 | Pruett Vernon E | Construction deck elevation gauge and easy-out bolt assembly |
| CN2758752Y (en) * | 2004-12-17 | 2006-02-15 | 徐州市建筑工程研究所 | Detector for slide and break resisting performance of scaffold right angle fastener |
| CN101908259A (en) * | 2010-07-13 | 2010-12-08 | 河海大学 | Rod axial load overrun prewarning system and method |
| CN202123951U (en) * | 2011-06-17 | 2012-01-25 | 陈治宇 | Child car safety chair catch alarm device |
| CN202271958U (en) * | 2011-06-14 | 2012-06-13 | 陈治宇 | Alarming device for safety belt lock catch |
| CN102778431A (en) * | 2012-08-06 | 2012-11-14 | 青岛一建集团有限公司 | Simple detection device and detection method for detecting slip resistance of scaffold right-angle coupler |
| CN203149770U (en) * | 2013-04-24 | 2013-08-21 | 浙江自力建设集团有限公司 | Fastener slippage monitoring and pre-warning device for fastener type steel pipe formwork support |
-
2013
- 2013-04-24 CN CN201310143885.6A patent/CN103247145B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3982867A (en) * | 1974-12-06 | 1976-09-28 | Pruett Vernon E | Construction deck elevation gauge and easy-out bolt assembly |
| CN2758752Y (en) * | 2004-12-17 | 2006-02-15 | 徐州市建筑工程研究所 | Detector for slide and break resisting performance of scaffold right angle fastener |
| CN101908259A (en) * | 2010-07-13 | 2010-12-08 | 河海大学 | Rod axial load overrun prewarning system and method |
| CN202271958U (en) * | 2011-06-14 | 2012-06-13 | 陈治宇 | Alarming device for safety belt lock catch |
| CN202123951U (en) * | 2011-06-17 | 2012-01-25 | 陈治宇 | Child car safety chair catch alarm device |
| CN102778431A (en) * | 2012-08-06 | 2012-11-14 | 青岛一建集团有限公司 | Simple detection device and detection method for detecting slip resistance of scaffold right-angle coupler |
| CN203149770U (en) * | 2013-04-24 | 2013-08-21 | 浙江自力建设集团有限公司 | Fastener slippage monitoring and pre-warning device for fastener type steel pipe formwork support |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106705831A (en) * | 2017-03-15 | 2017-05-24 | 山西建筑工程有限公司 | Monitoring formwork system deformation device |
| CN106705831B (en) * | 2017-03-15 | 2023-03-07 | 山西建筑工程有限公司 | Device for monitoring deformation of die carrier system |
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| Publication number | Publication date |
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| CN103247145B (en) | 2015-01-07 |
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